Container plug



FIG. 1 is a perspective view of a container plug showing my new design;

FIG. 2 is a front side view thereof;

FIG. 3 is a back side view thereof;

FIG. 4 is a first side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The evenly broken lines are shown for the purpose of illustrating parts of the article that form no part of the claim.

The dot-dash lines represent the boundaries of the claim and form no part thereof. 

CLAIM The ornamental design for a container plug, as shown and described. 